Home / 247,010.94-371,012.40-147,365.55

Finding the Fourth Proportional to 247,010.94, 371,012.40 and 147,365.55

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Solution

The fourth proportional to 247,010.94, 371,012.40 and 147,365.55 is: 221,344.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,010.94 : 371,012.40 = 147,365.55 : x
  2. Step 2: Convert to fraction form
    247,010.94/371,012.40 = 147,365.55/x
  3. Step 3: Cross multiply
    247,010.94x = 371,012.40 × 147,365.55
  4. Step 4: Simplify right side
    247,010.94x = 54,674,446,382.82
  5. Step 5: Solve for x
    x = 54,674,446,382.82/247,010.94
  6. Step 6: Final answer
    x = 221,344.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.